813312246978

Names of 813312246978

• Cardinal: 813312246978 can be written as Eight hundred thirteen billion, three hundred twelve million, two hundred forty-six thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 8.13312246978 × 10¹¹

Factors of 813312246978

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1985

Divisors of 813312246978

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 21 22 27 33 42 49 54 63 66 77 81 98 99 121 126 147 154 162 189 198 231 242 294 297 363 378 441 462 539 567 594 641 693 726 847 882 891 1078 1089 1134 1282 1321 1323 1386 1617 1694 1782 1923 2079 2178 2541 2642 2646 3234 3267 3846 3963 3969 4158 4487 4851 5082 5769 5929 6237 6534 7051 7623 7926 7938 8974 9247 9702 9801 11538 11858 11889 12474 13461 14102 14531 14553 15246 17307 17787 18494 19602 21153 22869 23778 26922 27741 29062 29106 31409 34614 35574 35667 40383 42306 43593 43659 45738 49357 51921 53361 55482 62818 63459 64729 68607 71334 77561 80766 83223 87186 87318 94227 98714 101717 103842 106722 107001 121149 126918 129458 130779 137214 148071 155122 159841 160083 166446 188454 190377 194187 203434 214002 232683 242298 249669 261558 282681 296142 305151 319682 320166 345499 363447 380754 388374 392337 444213 465366 479523 480249 499338 542927 565362 571131 582561 610302 690998 698049 712019 726894 749007 784674 846761 848043 888426 915453 959046 960498 1036497 1085854 1118887 1142262 1165122 1177011 1332639 1396098 1424038 1438569 1498014 1628781 1693522 1696086 1747683 1830906 2072994 2094147 2136057 2237774 2354022 2540283 2544129 2665278 2746359 2877138 3109491 3257562 3356661 3495366 3800489 3997917 4188294 4272114 4315707 4886343 5080566 5088258 5243049 5492718 5927327 6218982 6282441 6408171 6713322 7600978 7620849 7832209 7995834 8239077 8631414 9314371 9328473 9772686 10069983 10486098 11401467 11854654 12564882 12816342 12947121 14659029 15241698 15664418 16478154 17781981 18628742 18656946 19224513 20139966 22802934 22862547 23496627 25894242 27943113 27985419 29318058 30209949 34204401 35563962 38449026 41491289 43977087 45725094 46993254 53345943 55886226 55970838 57673539 60419898 65200597 68408802 68587641 70489881 82982578 83829339 87954174 90629847 102458081 102613203 106691886 115347078 124473867 130401194 137175282 140979762 160037829 167658678 181259694 195601791 204916162 205226406 211469643 248947734 251488017 307374243 307839609 320075658 373421601 391203582 422939286 456404179 480113487 502976034 586805373 614748486 615679218 634408929 717206567 746843202 754464051 912808358 922122729 960226974 1120264803 1173610746 1268817858 1369212537 1434413134 1508928102 1760416119 1844245458 2151619701 2240529606 2738425074 2766368187 3360794409 3520832238 4107637611 4303239402 5020445969 5281248357 5532736374 6454859103 6721588818 8215275222 8299104561 10040891938 10562496714 12322912833 12909718206 15061337907 16598209122 19364577309 24645825666 30122675814 36968738499 38729154618 45184013721 58093731927 73937476998 90368027442 116187463854 135552041163 271104082326 406656123489 813312246978
• Sum of all divisors σ(n): 2335606121772
• Sum of proper divisors (its aliquot sum) s(n): 1522293874794
• 813312246978 is an abundant number, because the sum of its proper divisors (1522293874794) is greater than itself. Its abundance is 708981627816

Bases of 813312246978

• Binary: 1011110101011101001100000000010011000010₂
• Hexadecimal: 0xBD5D3004C2
• Base-36: ADMP424I

Squares and roots of 813312246978

• 813312246978 squared (813312246978²) is 661476811084403270132484
• 813312246978 cubed (813312246978³) is 537987191546898040441741677788633352
• The square root of 813312246978 is 901838.2598770137
• The cube root of 813312246978 is 9334.3863137963

Scales and comparisons

• 813,312,246,978 seconds is equal to 25,860 years, 42 weeks, 2 days, 4 hours, 36 minutes, 18 seconds.
• To count from 1 to 813,312,246,978 would take you about fifty-one thousand, seven hundred twenty-one years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 813312246978 cubic inches would be around 777.9 feet tall.

Recreational maths with 813312246978

• 813312246978 backwards is 879642213318
• 813312246978 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 813312246978's digits is 54
• More coming soon!